| 摘要 |
A data file having more than one modes of operation. The data file comprises an image component for storing an image as a representation of the data file and one or more data components appended to the image component. The image component comprises metadata associated with the one or more data components. In a first mode of operation, the image component of the data file is readable for viewing the image by an image viewer while the image component is part of the data file. The one or more appended data components are unreadable by the image viewer in the first mode of operation. In a second mode of operation, the image component and the one or more appended data components are readable by a file reader. |
